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vodka [1.7K]
3 years ago
14

Perform the following

Chemistry
1 answer:
a_sh-v [17]3 years ago
8 0

Answer:

.574

Explanation:

smallest number of digits in the expression was 3, so the final answer should have 3 sig figs

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A sample of material is found to have a mass if 33.03 grams (g), and a volume of 2.624 ml. this is a sample of which of the coin
Bas_tet [7]

A sample of material is found to have a mass if 33.03 grams (g), and a volume of 2.624 ml, hence the metal is Silver.

∴ Silver = 12.59 g/mL

The elements of group 11 (Cu, Ag, and Au) are called coinage metals because they are used in minting coins. These metals are malleable. They have the ability to get converted into sheets.

The coinage metal comprise, at a minimum, those metallic chemical elements which have historically been used as components in alloys used to mint coins.

The coinage metals have the highest electrical and thermal conductivities of all the metals, and they are also the most ductile and malleable.

To learn more about coinage metals here

brainly.com/question/6923524

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4 0
2 years ago
Identify whether each compound is a straight chain, branched chain, or cycloalkane.
ladessa [460]

Answer:

the first one is branched, the second one is also branched and the third one is cycloalkane

5 0
2 years ago
Please help :)<br> I don’t know what to do
3241004551 [841]

Answer:

1. MgCl2 + Zn -> Mg + ZnCl2

2. 2Al + 6H2O(g) -> 2Al(OH)3 + 3H2

3. 2Cd + O2 -> 2CdO

4. I2 + KF -> it's not going to react

5. Zn + H2SO4 -> ZnSO4 + H2

6.2KBr + Cl2 -> 2KCl + Br2

7. AgNO3 + Na -> NaNO3 + Ag

8. 2NaCl + F2 -> 2NaF + Cl2

9. AgNO3 + Mg(NO3)2 + Ag

10. Ni + H2SO4 -> NiSO4 + H2

11. Al + K2SO4

12. FeCl3 + 3Mn-> 3MnCl + Fe

13. 2Na + 2H2O -> 2NaOH + H2

14. 2K + MgBr2 -> 2KBr + Mg

15. Zn + Pb(NO3)2 -> Pb + Zn(NO3)2

16. 2AlBr3+ 3Cl2 -> 2AlCl3 + 3Br2

3 0
4 years ago
What mass of KNO, will dissolve in 100 g of water at 100°C?
Sphinxa [80]

Answer:

About 170-180 grams of potassium nitrate are completely dissolved in 100 g.

Explanation:

Hello!

In this case, according to the reported solubility data for potassium nitrate at different temperatures on the attached picture, it is possible to bear out that about 170-180 grams of potassium nitrate are completely dissolved in 100 g; considering that the solubility is the maximum amount of a solute that can be dissolved in a solvent, in this case water.

Best regards!

3 0
3 years ago
What type of mixture will not allow light to pass through
igor_vitrenko [27]
Suspension.  The particles are big enough for the eye to see, and will separate if left sitting.
5 0
4 years ago
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